protected override void Update(GameTime gameTime)
{
if (Keyboard.GetState().IsKeyDown(Keys.Escape))
{
Exit();
}
_mouse.Update();
_referenceLine.Update();
if (_mouse.LeftDown)
{
_initialPosition = _mouse.Position;
}
else if (_mouse.LeftUp)
{
var direction = _mouse.Position - _initialPosition;
var angle = (float)Math.Atan2(direction.Y, direction.X);
var arrow = new Arrow(_initialPosition, angle, direction.Length() * 3, _arrowTexture);
_arrows.Add(arrow);
}
var frameTime = (float)gameTime.ElapsedGameTime.TotalSeconds;
foreach (var arrow in _arrows)
{
if (arrow == null)
{
break;
}
arrow.Update(frameTime);
}
base.Update(gameTime);
}
